Niger vs Sierra Leone: Annual articles published in scientific and technical journals

Niger

90.18

in 2023

Sierra Leone

86.32

in 2023

Niger rank

142nd

Sierra Leone rank

143rd

Annual articles published in scientific and technical journals over time

Niger currently reports 90.18 against 86.32 in Sierra Leone, a difference of 3.86.

The two have swapped places 2 times across 28 shared years of data; in 1996 it was Niger ahead.

Niger ranks 142nd and Sierra Leone ranks 143rd of 196 countries.

Indicator: Annual articles published in scientific and technical journals
Source: National Science Foundation Science and Engineering Indicators, via World Bank (2026) – processed by Our World in Data
Licence: CC BY 4.0 (Our World in Data)
Coverage: 196 places, 5,488 data points, 1996–2023
Last refreshed: 07 August 2026

Includes physics, biology, chemistry, mathematics, clinical medicine, biomedical research, engineering and technology, and earth and space sciences.